diff --git a/packages/rrreol-ui/package.json b/packages/rrreol-ui/package.json
index 7230427..c7ec151 100644
--- a/packages/rrreol-ui/package.json
+++ b/packages/rrreol-ui/package.json
@@ -53,7 +53,7 @@
     "jest-css-modules": "^2.1.0",
     "jest-serializer-html": "^6.0.0",
     "mini-css-extract-plugin": "^0.7.0",
-    "postcss": "^7.0.17",
+    "postcss": "^8.2.10",
     "postcss-loader": "^3.0.0",
     "react-test-renderer": "^16.8.6",
     "style-loader": "^0.23.1",
diff --git a/yarn.lock b/yarn.lock
index 8dba06f..2a79c77 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4831,6 +4831,11 @@ color@^0.11.0:
     color-convert "^1.3.0"
     color-string "^0.3.0"
 
+colorette@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/colorette/-/colorette-1.2.2.tgz#cbcc79d5e99caea2dbf10eb3a26fd8b3e6acfa94"
+  integrity sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==
+
 colormin@^1.0.5:
   version "1.1.2"
   resolved "https://registry.npm.taobao.org/colormin/download/colormin-1.1.2.tgz#ea2f7420a72b96881a38aae59ec124a6f7298133"
@@ -10453,6 +10458,11 @@ nanobus@^4.3.1:
     nanotiming "^7.2.0"
     remove-array-items "^1.0.0"
 
+nanoid@^3.1.22:
+  version "3.1.22"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.22.tgz#b35f8fb7d151990a8aebd5aa5015c03cf726f844"
+  integrity sha512-/2ZUaJX2ANuLtTvqTlgqBQNJoQO398KyJgZloL0PZkC0dpysjncRUPsFe3DUPzz/y3h+u7C46np8RMuvF3jsSQ==
+
 nanomatch@^1.2.9:
   version "1.2.13"
   resolved "https://registry.npm.taobao.org/nanomatch/download/nanomatch-1.2.13.tgz#b87a8aa4fc0de8fe6be88895b38983ff265bd119"
@@ -11802,7 +11812,7 @@ postcss@^6.0.0, postcss@^6.0.1, postcss@^6.0.23:
     source-map "^0.6.1"
     supports-color "^5.4.0"
 
-postcss@^7.0.0, postcss@^7.0.14, postcss@^7.0.17, postcss@^7.0.5, postcss@^7.0.6:
+postcss@^7.0.0, postcss@^7.0.14, postcss@^7.0.5, postcss@^7.0.6:
   version "7.0.17"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.17.tgz#4da1bdff5322d4a0acaab4d87f3e782436bad31f"
   integrity sha512-546ZowA+KZ3OasvQZHsbuEpysvwTZNGJv9EfyCQdsIDltPSWHAeTQ5fQy/Npi2ZDtLI3zs7Ps/p6wThErhm9fQ==
@@ -11811,6 +11821,15 @@ postcss@^7.0.0, postcss@^7.0.14, postcss@^7.0.17, postcss@^7.0.5, postcss@^7.0.6
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
+postcss@^8.2.10:
+  version "8.2.10"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.10.tgz#ca7a042aa8aff494b334d0ff3e9e77079f6f702b"
+  integrity sha512-b/h7CPV7QEdrqIxtAf2j31U5ef05uBDuvoXv6L51Q4rcS1jdlXAVKJv+atCFdUXYl9dyTHGyoMzIepwowRJjFw==
+  dependencies:
+    colorette "^1.2.2"
+    nanoid "^3.1.22"
+    source-map "^0.6.1"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.npm.taobao.org/prelude-ls/download/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"